Last Modified: Jan 07, 2026
Affected Product(s):
BIG-IP ASM
Known Affected Versions:
11.5.1, 11.5.1 HF1, 11.5.1 HF2, 11.5.1 HF3
Fixed In:
11.6.0, 11.5.1 HF4
Opened: Apr 03, 2014 Severity: 3-Major
ASM bypass techniques discovered during Pentest.
Causes ASM to misbehave within the query string parser, and fails to detect relevant malicious requests.
Request with authentication URL.
N/A
We improved how the system parses query strings in absolute URLs.